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Old 07-01-2002, 01:43 PM
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csnow csnow is offline
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Join Date: May 2002
Location: Mass
Posts: 1,127
I have had good results with mid-grade. Some will say this is heresy...
The compression ratio for the w124 is very high for a stock production car, so there really is some benefit to using higher octane fuel.
1986 300E 5-Speed 240k mi.
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